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Science STUDY GUIDE Ch9
STUDY GUIDE Ch9
11
Science
7th Grade
02/09/2012

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Term
tubes tht move food from where it is made to other parts of the plant
Definition
phloem
Term
plants without vascular tissues
Definition
nonvascular plants
Term
plants with tissues that carry water and nutrients
Definition
vascular plants
Term
vessels that varry water and dissolved substances from roots to other parts of the plant
Definition
xylem
Term
vascular plants that produce seeds on the surface of female rproductive structures such as cones
Definition
gymnosperms
Term
vascular plants that flower and have fruits that contain seeds
Definition
angiosperms
Term
organisms that are the first to grow in new or disturbed areas
Definition
pioneer species
Term
plants with one cotyledon inside their seeds
Definition
monocots
Term
openings that open and close to allow carbon dioxide, water, and oxygen to enter and exit a leaf
Definition
stomata
Term
threadlike structures that anchor nonvascular plants in place
Definition
rhizoids
Term
waxy, protective layer on a plant's surface that slows the loss of water
Definition
cuticle
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